SAE 1046 can be used in a variety of conditions: hot rolled, annealed, normalized, oil quenched and tempered, water quenched and tempered or austempered. It is a general-purpose construction and machinery steel. It furnishes medium strength and toughness at a low cost. It is frequently used for flame or induction-hardened parts. Its many uses include axles, bolts, pins, shafts and forgings. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on forming, heat treating, machining, and joining. Filing Code: CS-81. Producer or source: Carbon steel mills.